i knew jack kennedy. jack kennedy was a friend of mine. senator, you're no jack kennedy. >> killer line. had no impact on the election. george h.w. bush one that election. when you have a strong performance by a strong candidate and a weak fumble by the other, its can make a difference. here's an example in 2000 when al gore decided he thought it was a good idea to get in the face of george w. bush while he was answering a question. watch this. >> the difference is that i can get it done. that i can get something positive done on behalf of the people. that's what the question in this campaign is about. it's not only what's your philosophy and position on issues. but can you get things done? i believe i can. >> there you had governor george w. bush making al gore look foolish. now, the second ranking all time memorable debate moment in that poll i mentioned was this one, which maria you'll remember it. we were in the debate of republican candidates just a few months ago, one year ago in fact. >> you can't name the third one? >> the third ag